Re: [PATCH v3 3/6] dt-bindings: usb: dwc3-imx8mp: add imx8mp dwc3 glue bindings

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On Tue, 22 Sep 2020 at 12:56, Li Jun <jun.li@xxxxxxx> wrote:
>
> NXP imx8mp integrates 2 dwc3 3.30b IP and add some wakeup logic
> to support low power mode, the glue layer is for this wakeup
> functionality, which has a separated interrupt, can support
> wakeup from U3 and connect events for host, and vbus wakeup for
> device.
>
> Signed-off-by: Li Jun <jun.li@xxxxxxx>
> ---
>  .../devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml   | 99 ++++++++++++++++++++++
>  1 file changed, 99 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml b/Documentation/devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml
> new file mode 100644
> index 0000000..a5d5566
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/fsl,imx8mp-dwc3.yaml
> @@ -0,0 +1,99 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (c) 2020 NXP
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/usb/fsl,imx8mp-dwc3.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP iMX8MP Soc USB Controller
> +
> +maintainers:
> +  - Li Jun <jun.li@xxxxxxx>
> +
> +properties:
> +  compatible:
> +    items:

Items are not necessary


> +    - const: fsl,imx8mp-dwc3
> +
> +  reg:
> +    maxItems: 1
> +    description: Address and length of the register set for the wrapper of
> +      dwc3 core on the SOC.
> +
> +  "#address-cells":
> +    enum: [ 1, 2 ]
> +
> +  "#size-cells":
> +    enum: [ 1, 2 ]
> +
> +  ranges: true
> +
> +  interrupts:
> +    maxItems: 1
> +    description: The interrupt that is asserted when a wakeup event is
> +      received.
> +
> +  clocks:
> +    description:
> +      A list of phandle and clock-specifier pairs for the clocks
> +      listed in clock-names.
> +    items:
> +      - description: system hsio root clock.
> +      - description: suspend clock, used for usb wakeup logic.
> +
> +  clock-names:
> +    items:
> +      - const: hsio
> +      - const: suspend
> +
> +# Required child node:
> +
> +patternProperties:
> +  "^dwc3@[0-9a-f]+$":
> +    type: object
> +    description:
> +      A child node must exist to represent the core DWC3 IP block
> +      The content of the node is defined in dwc3.txt.
> +
> +required:
> +  - compatible
> +  - reg
> +  - "#address-cells"
> +  - "#size-cells"
> +  - ranges
> +  - clocks
> +  - clock-names
> +  - interrupts
> +
> +additionalProperties: false

Do you actually validate your DTS changes with this schema? They do
not look like passing the validation...

Best regards,
Krzysztof



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